Found 1 items, similar to Tympan sheet.
English → English (gcide) Definition: Tympan sheet Tympan \Tym"pan\, n. [F., fr. tympanum a kettledrum, a panel of a door. See Tympanum, and cf. Tymp.] 1. A drum. [Obs.] [1913 Webster] 2. (Arch.) A panel; a tympanum. [1913 Webster] 3. (Print.) A frame covered with parchment or cloth, on which the blank sheets are put, in order to be laid on the form to be impressed. [1913 Webster] Tympan sheet (Print.), a sheet of paper of the same size as that to be printed, pasted on the tympan, and serving as a guide in laying the sheets evenly for printing. --W. Savage. [1913 Webster]